Home / 1,171,034.64-1,755,196.56-538,621.20

Finding the Fourth Proportional to 1,171,034.64, 1,755,196.56 and 538,621.20

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Solution

The fourth proportional to 1,171,034.64, 1,755,196.56 and 538,621.20 is: 807,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,034.64 : 1,755,196.56 = 538,621.20 : x
  2. Step 2: Convert to fraction form
    1,171,034.64/1,755,196.56 = 538,621.20/x
  3. Step 3: Cross multiply
    1,171,034.64x = 1,755,196.56 × 538,621.20
  4. Step 4: Simplify right side
    1,171,034.64x = 945,386,077,383.07
  5. Step 5: Solve for x
    x = 945,386,077,383.07/1,171,034.64
  6. Step 6: Final answer
    x = 807,308.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.